EP 3859166 A1 20210804 - HYDRAULIC PRESSURE AMPLIFIER ARRANGEMENT
Title (en)
HYDRAULIC PRESSURE AMPLIFIER ARRANGEMENT
Title (de)
HYDRAULISCHE DRUCKVERSTÄRKERANORDNUNG
Title (fr)
AGENCEMENT AMPLIFICATEUR DE PRESSION HYDRAULIQUE
Publication
Application
Priority
EP 20154833 A 20200131
Abstract (en)
A hydraulic pressure amplifier arrangement (1) comprising a supply port (IN), a return port (R), a high pressure port (H1), and a pressure amplifier unit (2) having a low pressure inlet (3) connected to the supply port (IN) and a high pressure outlet (4) connected to the high pressure port (H1) is described, wherein the pressure amplifier unit (2) comprises an amplification factor.In such a hydraulic pressure amplifier arrangement it should be possible to allow simply releasing off pressure at the high pressure port while keeping small unnecessary energy consumption.To this end a control valve (8) is arranged in a connection between the high pressure port (H1) and the return port (R).
IPC 8 full level
F15B 11/032 (2006.01)
CPC (source: CN EP US)
F15B 3/00 (2013.01 - CN US); F15B 11/032 (2013.01 - EP); F15B 13/021 (2013.01 - US); F15B 20/004 (2013.01 - EP); F15B 2211/214 (2013.01 - US); F15B 2211/31558 (2013.01 - EP); F15B 2211/8752 (2013.01 - EP)
Citation (applicant)
- DE 10249523 B4 20060720 - MINIBOOSTER HYDRAULICS AS [DK]
- DE 102009035278 B4 20131128 - AERZENER MASCHF GMBH [DE], et al
- DE 19633258 C1 19970828 - IVERSEN HYDRAULICS APS [DK]
Citation (search report)
- [XA] US 7726950 B2 20100601 - HANSEN LEIF [DK], et al
- [XA] JP 2001289154 A 20011019 - KOSMEK LTD
- [XA] DE 10361619 A1 20050728 - WOZAR JOACHIM-ANDREAS [DE]
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
EP 3859166 A1 20210804; EP 3859166 B1 20220126; CN 113202830 A 20210803; CN 113202830 B 20240412; DK 3859166 T3 20220321; US 11512718 B2 20221129; US 2021239138 A1 20210805
DOCDB simple family (application)
EP 20154833 A 20200131; CN 202011413976 A 20201204; DK 20154833 T 20200131; US 202117161809 A 20210129